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pyo3-build-config/src/lib.rs

@@ -5,6 +5,8 @@
 //!
 //! It used internally by the PyO3 crate's build script to apply the same configuration.
 
+#![warn(elided_lifetimes_in_paths, unused_lifetimes)]
+
 mod errors;
 mod impl_;
 

pyo3-ffi/src/lib.rs

@@ -252,6 +252,7 @@
     clippy::upper_case_acronyms,
     clippy::missing_safety_doc
 )]
+#![warn(elided_lifetimes_in_paths, unused_lifetimes)]
 
 // Until `extern type` is stabilized, use the recommended approach to
 // model opaque types:

pyo3-macros-backend/src/lib.rs

@@ -1,6 +1,7 @@
 // Copyright (c) 2017-present PyO3 Project and Contributors
 //! This crate contains the implementation of the proc macro attributes
 
+#![warn(elided_lifetimes_in_paths, unused_lifetimes)]
 #![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]
 #![recursion_limit = "1024"]
 

src/lib.rs

@@ -8,6 +8,7 @@
         rustdoc::bare_urls
     )
 )]
+#![warn(elided_lifetimes_in_paths, unused_lifetimes)]
 // Deny some lints in doctests.
 // Use `#[allow(...)]` locally to override.
 #![doc(test(attr(
@@ -234,7 +235,7 @@
 //!         let code = "os.getenv('USER') or os.getenv('USERNAME') or 'Unknown'";
 //!         let user: String = py.eval(code, None, Some(&locals))?.extract()?;
 //!
-//!         println!("Hello {}, I'm Python<'_> {}", user, version);
+//!         println!("Hello {}, I'm Python {}", user, version);
 //!         Ok(())
 //!     })
 //! }